{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "256479919",
    "entityType": "User",
    "nonce": "0x6cb8abafed25199b01979908f54e1274c3978fc2d20a71411c3a9afe1cf7d977",
    "signature": "0x07f2dc289ded04eb23ad92e8b5f9dfe0dbd6606222955456fb208fd2dbae7f160e345e87b8cab2f21929215d40953145da143d5513e080730a4616febb5314901b",
    "signer": "0xF08935327AeC6306C8d0eb92999567e5496848C9",
    "userId": "989073793"
  }
}